fix outdated settings related to default layout preview

docs/CHANGELOG.md

@@ -10,6 +10,10 @@ nav_order: 6
 
 ## main
 
+* Fix outdated reference to preview layout configuration in docs.
+
+    *Lucas Geron*
+
 * Allow ruby-head CI job to fail without failing workflow.
 
     *Hakan Ensari*

docs/guide/previews.md

@@ -110,7 +110,7 @@ To set a custom layout for individual previews and the previews index page, set:
 ```ruby
 # config/application.rb
 # Set the default layout to app/views/layouts/component_preview.html.erb
-config.view_component.default_preview_layout = "component_preview"
+config.view_component.previews.default_layout = "component_preview"
 ```
 
 ## Preview paths